320×100 Banner Maker
Make a 320 × 100 image with your own title and photo. 320 × 100 is the standard “Large Mobile Banner” display ad size, usually placed on phone screens that have room.
Preview at 320 × 100.
Auto picks the biggest size that fits. Choose a number for exact control, from 12 to 600 px.
Your photo stays on this device. It is never uploaded.
A short video ad plays first, and your download starts as soon as it ends. That is how this tool stays free.
320×100 Banner size
| Size | 320 × 100 px (16:5) |
|---|---|
| Exported file | 640 × 200 px |
| File types | PNG or JPG |
| Good to know | 320 × 100 is the standard “Large Mobile Banner” display ad size, usually placed on phone screens that have room. |
Most ad networks accept PNG or JPG, and many limit file weight. Check the limit in your ad platform and use JPG if you need a smaller file.
How to make a 320×100 banner
- Type a short title. The text resizes itself to fit the 320 × 100 shape.
- Choose a background and text color. Pick Round photo on the left for a logo, or Full background for a scene.
- Turn on Show safe zone guide to check that nothing important sits too close to the edges.
- Keep the format on PNG, then click Download banner. A short video ad plays first, then your file downloads.
- Upload it in your ad network or ad server where you add a new creative.
Design tips for a 320×100 image
- Use big, high-contrast text. A wide image is often shown small, and thin letters become hard to read.
- Keep the main message in the middle third in case an app crops the sides.
- Need a different size? Use the Banner size menu above to switch to another preset or type your own width and height.
Frequently asked questions
What size is a 320×100 banner?
320 × 100 is the standard “Large Mobile Banner” display ad size, usually placed on phone screens that have room. This page creates 320 × 100 pixels and exports 640 × 200.
Is there a watermark?
No. The file you download is exactly what you see in the preview.
Is my photo uploaded anywhere?
No. The banner is drawn in your browser, so your text and photo never leave your device.